.middleNav{
    height: 10vh;
    background-color: white;
    text-align: center;
    padding:0px 10vw;
}
.middleNav img{
    height: 80%;
    width: 200px;
    position: relative;
    top: 1vh;

}
.middle {
    display: inline-block;
    height: 10vh;
}

/* 统一导航项样式（同时适配div和a标签） */
.middle div, .middle .nav-link {
    display: inline-block;
    line-height: 10vh;
    padding: 0px 20px;
    font-size: larger;
    color: #333; /* 文字颜色 */
    text-decoration: none; /* 去除链接下划线 */
}

/* 可选：添加hover效果 */
.middle .nav-link:hover {
    color: #00A4FF; /* 与搜索按钮颜色呼应 */
    background-color: #f5f5f5;
}
.search{
    height: 10vh;
    width: auto;
}
.search div{
    display: inline-block;
    line-height: 10vh;
    width: auto;
}
.search div button{
    background-color: #00A4FF;
    color: white;
    height: 5vh;
    border: none;
    position:relative;
    top: 1px;
}
.search div input{
    height: 5vh;
    width: 15vw;
    border: 1px solid #00A4FF;
    position:relative;
    top: 1px;
}